16425679 has 2 divisors, whose sum is σ = 16425680. Its totient is φ = 16425678.

The previous prime is 16425667. The next prime is 16425683. The reversal of 16425679 is 97652461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16425679 - 2¹³ = 16417487 is a prime.

It is a super-2 number, since 2×16425679² = 539605861222082, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16428679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8212839 + 8212840.

It is an arithmetic number, because the mean of its divisors is an integer number (8212840).

Almost surely, 2^16425679 is an apocalyptic number.

16425679 is a deficient number, since it is larger than the sum of its proper divisors (1).

16425679 is an equidigital number, since it uses as much as digits as its factorization.

16425679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 40.

The square root of 16425679 is about 4052.8605946911. The cubic root of 16425679 is about 254.1993547256.

The spelling of 16425679 in words is "sixteen million, four hundred twenty-five thousand, six hundred seventy-nine".